package com.atguigu.gulimall.product.exception;

import com.atguigu.common.exception.BizCodeEnum;
import com.atguigu.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

/**
 * 产品全局异常信息 捕获
 *
 * @Author ShiJieLin
 * @Date 2022/4/2 21:54
 * @Version 1.0
 */
@Slf4j
@RestControllerAdvice
public class ProductGlobalException {


    @ExceptionHandler(MethodArgumentNotValidException.class)
    public R handleValidException(MethodArgumentNotValidException e) {

        log.error("数据校验出现问题{},异常类型:{}", e.getMessage(), e.getClass());
        //
        BindingResult bindingResult = e.getBindingResult();
        Map<String, String> map = new HashMap<>();
        bindingResult.getFieldErrors().forEach(fieldError -> {
            String field = fieldError.getField();
            String message = fieldError.getDefaultMessage();
            map.put(field, message);
        });
        return R.error(BizCodeEnum.VAILD_EXCEPTION.getCode(), BizCodeEnum.VAILD_EXCEPTION.getMsg())
                .put("data", map);
    }

    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable) {

        log.error("错误异常{}", throwable);

        return R.error(BizCodeEnum.UNKNOW_EXCEPTION.getCode(), BizCodeEnum.UNKNOW_EXCEPTION.getMsg());
    }
}
